/* This Source Code Form is subject to the terms of the Mozilla Public * License, v. 2.0. If a copy of the MPL was not distributed with this * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ "use strict"; /** * Bug 1448747 - Neutralize FastClick * * The patch is applied on sites using FastClick library * to make sure `FastClick.notNeeded` returns `true`. * This allows to disable FastClick and fix various breakage caused * by the library (mainly non-functioning drop-down lists). */ /* globals exportFunction */ (function () { const proto = CSS2Properties.prototype.wrappedJSObject; const descriptor = Object.getOwnPropertyDescriptor(proto, "touchAction"); const { get } = descriptor; descriptor.get = exportFunction(function () { try { throw Error(); } catch (e) { if (e.stack?.includes("notNeeded")) { return "none"; } } return get.call(this); }, window); Object.defineProperty(proto, "touchAction", descriptor); })();